Across
- 2. Power Energy made from moving air using wind turbines.
- 8. A tiny living organism that helps make bread rise and can produce alcohol.
- 10. A type of alcohol used as a fuel, often made from corn.
- 11. Energy Energy from sources that can be replaced naturally, like sun.
- 12. To break down sugars using microorganisms like yeast.
- 14. Able to break down naturally in the environment.
- 15. A fuel made from oil that is used in cars.
- 16. Acid A type of biodegradable plastic made from plants like corn.
- 17. Plant or animal material used to produce energy.
- 19. A protein that helps speed up chemical reactions in living things.
- 20. Power made from moving water.
- 21. Resource A resource that cannot be replaced quickly, like coal.
Down
- 1. Fuel made from plants or other living materials.
- 3. An enzyme that breaks down starch into sugar.
- 4. Plastic made from plants or other renewable materials.
- 5. Something extra that is made when a product is created.
- 6. An enzyme that breaks down cellulose into simpler sugars.
- 7. The process plants use to make food using sunlight, water, and carbon dioxide.
- 9. Power Energy that comes from the sun.
- 13. A simple sugar that plants make and use for energy.
- 16. A man-made material that can be shaped and molded.
- 17. A gas used as fuel, often in lighters and camping stoves.
- 18. A substance in plant cell walls that gives plants structure.
